2011 Subaru Impreza 2.5i Hatchback vs. 2011 Subaru Impreza WRX Hatchback STI
To start off, both 2011 Subaru Impreza 2.5i Hatchback and 2011 Subaru Impreza WRX Hatchback STI were released in the same year (2011). Therefore the support and the availability on parts for both vehicles should be relatively similar. Both 2011 Subaru Impreza 2.5i Hatchback and 2011 Subaru Impreza WRX Hatchback STI are equipped with a 2,500 cc engine. In terms of performance, 2011 Subaru Impreza WRX Hatchback STI (305 HP @ 6000 RPM) has 135 more horse power than 2011 Subaru Impreza 2.5i Hatchback. (170 HP @ 6000 RPM) In normal driving conditions, 2011 Subaru Impreza WRX Hatchback STI should accelerate faster than 2011 Subaru Impreza 2.5i Hatchback. With that said, vehicle weight also plays an important factor in acceleration. 2011 Subaru Impreza WRX Hatchback STI weights approximately 140 kg more than 2011 Subaru Impreza 2.5i Hatchback. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are all wheel drive (AWD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2011 Subaru Impreza WRX Hatchback STI (393 Nm @ 4000 RPM) has 163 more torque (in Nm) than 2011 Subaru Impreza 2.5i Hatchback. (230 Nm @ 4400 RPM). This means 2011 Subaru Impreza WRX Hatchback STI will have an easier job in driving up hills or pulling heavy equipment than 2011 Subaru Impreza 2.5i Hatchback.
Compare all specifications:
| 2011 Subaru Impreza 2.5i Hatchback | 2011 Subaru Impreza WRX Hatchback STI | |
| Make | Subaru | Subaru |
| Model | Impreza | Impreza |
| Year Released | 2011 | 2011 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2500 cc | 2500 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 305 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 230 Nm | 393 Nm |
| Torque RPM | 4400 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | AWD | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1395 kg | 1535 kg |
| Vehicle Length | 4415 mm | 4580 mm |
| Vehicle Width | 1740 mm | 1796 mm |
| Vehicle Height | 1476 mm | 1471 mm |
| Wheelbase Size | 2619 mm | 2624 mm |
| Fuel Consumption | 8.7 L/100km | 10.2 L/100km |
| Fuel Consumption City | 11.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 64 L | 64 L |
